APA استشهاد

Public Interest Research Group. (1994). Toxic waste trade: A primer. Public interest research group.

استشهاد بنمط شيكاغو

Public Interest Research Group. Toxic Waste Trade: A Primer. Delhi: Public interest research group, 1994.

MLA استشهاد

Public Interest Research Group. Toxic Waste Trade: A Primer. Public interest research group, 1994.